PATCH: use gcc_assert, gcc_unreachable in java frontend

[Andrew Haley]

Ben Elliston writes:
 > While debugging the Java frontend, I discovered that it had not been
 > converted to use gcc_assert() and gcc_unreachable().
 > 
 > Tested on powerpc-linux with a full bootstrap and no regressions when
 > running make check-target-libjava run.  Okay for the trunk?
 > 
 > Ben
 > 
 > 2006-02-03  Ben Elliston  <bje@au.ibm.com>
 > 
 > 	* java-gimplify.c: Use gcc_assert and gcc_unreachable throughout.
 > 	* typeck.c: Likewise.
 > 	* verify-impl.c: Likewise.
 > 	* class.c: Likewise.
 > 	* decl.c: Likewise.
 > 	* jcf-parse.c: Likewise.
 > 	* constants.c: Likewise.
 > 	* check-init.c: Likewise.
 > 	* jcf-write.c: Likewise.
 > 	* verify-glue.c: Likewise.
 > 	* mangle.c: Likewise.
 > 	* expr.c: Likewise.
 > 	* lang.c: Likewise.
 > 	* boehm.c: Likewise.

Fine, thanks.

Andrew.